Home / 181,467.18-250,410.60-100,889.82

Finding the Fourth Proportional to 181,467.18, 250,410.60 and 100,889.82

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Solution

The fourth proportional to 181,467.18, 250,410.60 and 100,889.82 is: 139,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,467.18 : 250,410.60 = 100,889.82 : x
  2. Step 2: Convert to fraction form
    181,467.18/250,410.60 = 100,889.82/x
  3. Step 3: Cross multiply
    181,467.18x = 250,410.60 × 100,889.82
  4. Step 4: Simplify right side
    181,467.18x = 25,263,880,360.09
  5. Step 5: Solve for x
    x = 25,263,880,360.09/181,467.18
  6. Step 6: Final answer
    x = 139,220.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.